The AS568-367 SIMRIZ Z7257 is engineered for optimal sealing performance with a 7-1/2" inner diameter and a 7-7/8" outer diameter, featuring a thickness of 3/16". This product from Freudenberg-NOK is crafted from high-quality SIMRIZ material, known for its exceptional resistance to various chemicals and thermal stability. It meets stringent industry standards, ensuring compatibility across multiple applications, including hydraulic and pneumatic systems. The Z7257 seal is designed to provide a reliable barrier against leaks, enhancing the efficiency and safety of your operations.